Comedy.com - Jokes
Great joke-of-the-day feature along with tons of hilarious jokes. This site also has much more than just jokes. Check out their funny videos as well.

Toksick.com - Jokes
Check out this hilarious blog for joke updates, along with plenty of funny picture and funny videos.

Stupid.com
Check out the Stupid Joke of the Day along with the Random Stupid Joke Server.

Jokes2000.com
Search for plenty of jokes and cartoons appealing to a variety of tastes. This site contains daily and weekly updates giving you the ability to forward your favorites to your friends…and anyone else who would care. If you have jokes to share, this site will give you the chance to share with their viewers.